package com.qk.mapper;

import com.qk.entity.Course;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface CourseMapper {
    List<Course> selectCourseByList(String name,Integer subject,Integer target);
    @Delete("delete from course where id = #{id}")
    void delCourseById(Integer id);
    @Insert("insert into course (subject, name, price, target, description, create_time, update_time) " +
            "values (#{subject},#{name},#{price},#{target},#{description},#{createTime},#{updateTime})")
    void addCourse(Course course);
    @Select("select * from course where id=#{id}")
    Course selectCourseById(Integer id);

    void updateCourse(Course course);
    @Select("select id, subject, name, price, target, description, create_time, update_time from course")
    List<Course> findAll();
    @Select("select id, subject, name, price, target, description, create_time, update_time " +
            "from course where subject = #{subject}")
    List<Course> findCourseBySubject(Integer subject);
}
